diff --git a/Cargo.lock b/Cargo.lock
index 305ac3e..7d53049 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -94,15 +94,6 @@ dependencies = [
  "generic-array 0.14.4",
 ]
 
-[[package]]
-name = "block-cipher"
-version = "0.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f337a3e6da609650eb74e02bc9fac7b735049f7623ab12f2e4c719316fcc7e80"
-dependencies = [
- "generic-array 0.14.4",
-]
-
 [[package]]
 name = "block-padding"
 version = "0.1.5"
@@ -155,6 +146,15 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "cipher"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1f7954ae5588102b35257639b1c36a2e7425cc6540fcdb4de19dcb91055d659"
+dependencies = [
+ "generic-array 0.14.4",
+]
+
 [[package]]
 name = "const-oid"
 version = "0.1.0"
@@ -175,9 +175,9 @@ checksum = "8aebca1129a03dc6dc2b127edd729435bbc4a37e1d5f4d7513165089ceb02634"
 
 [[package]]
 name = "crypto-mac"
-version = "0.9.1"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58bcd97a54c7ca5ce2f6eb16f6bede5b0ab5f0055fedc17d2f0b4466e21671ca"
+checksum = "4857fd85a0c34b3c3297875b747c1e02e06b6a0ea32dd892d8192b9ce0813ea6"
 dependencies = [
  "generic-array 0.14.4",
  "subtle",
@@ -228,12 +228,12 @@ dependencies = [
 
 [[package]]
 name = "des"
-version = "0.5.0"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e084b5048dec677e6c9f27d7abc551dde7d127cf4127fea82323c98a30d7fa0d"
+checksum = "b24e7c748888aa2fa8bce21d8c64a52efc810663285315ac7476f7197a982fae"
 dependencies = [
- "block-cipher",
  "byteorder",
+ "cipher",
  "opaque-debug 0.3.0",
 ]
 
@@ -378,9 +378,9 @@ dependencies = [
 
 [[package]]
 name = "hmac"
-version = "0.9.0"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "deae6d9dbb35ec2c502d62b8f7b1c000a0822c3b0794ba36b3149c0a1c840dff"
+checksum = "c1441c6b1e930e2817404b5046f1f989899143a12bf92de603b69f4e0aee1e15"
 dependencies = [
  "crypto-mac",
  "digest 0.9.0",
@@ -573,11 +573,11 @@ dependencies = [
 
 [[package]]
 name = "pbkdf2"
-version = "0.5.0"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7170d73bf11f39b4ce1809aabc95bf5c33564cdc16fc3200ddda17a5f6e5e48b"
+checksum = "b3b8c0d71734018084da0c0354193a5edfb81b20d2d57a92c5b154aefc554a4a"
 dependencies = [
- "base64 0.12.3",
+ "base64 0.13.0",
  "crypto-mac",
  "hmac",
  "rand",
diff --git a/Cargo.toml b/Cargo.toml
index fb26637..105126f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,20 +25,20 @@ maintenance = { status = "experimental" }
 chrono = "0.4"
 cookie-factory = "0.3"
 der-parser = "4"
-des = "0.5"
+des = "0.6"
 elliptic-curve = "0.6"
 getrandom = "0.1"
-hmac = "0.9"
+hmac = "0.10"
 log = "0.4"
 nom = "5"
 num-bigint = { version = "0.6", features = ["rand"], package = "num-bigint-dig" }
 num-traits = "0.2"
 num-integer = "0.1"
-pbkdf2 = "0.5"
+pbkdf2 = "0.6"
 p256 = "0.5"
 p384 = "0.4"
 pcsc = "2"
-rsa = "0.3.0"
+rsa = "0.3"
 secrecy = "0.7"
 sha-1 = "0.9"
 sha2 = "0.9"
diff --git a/src/mgm.rs b/src/mgm.rs
index 5883d8b..c1cac81 100644
--- a/src/mgm.rs
+++ b/src/mgm.rs
@@ -42,7 +42,7 @@ use crate::{
     TAG_ADMIN_SALT, TAG_PROTECTED, TAG_PROTECTED_MGM,
 };
 use des::{
-    block_cipher::{generic_array::GenericArray, BlockCipher, NewBlockCipher},
+    cipher::{generic_array::GenericArray, BlockCipher, NewBlockCipher},
     TdesEde3,
 };
 #[cfg(feature = "untested")]